If you were to break down what denim must-haves to acquire for your closet, where would you start? We went by our favorite denim staples for any man, for every occasion this spring, and pulled out several solid pieces that can be worn and loved for many seasons: (1) the denim jacket, (2) the denim shirt, and the various cuts of jeans that are fashion director approved: (3) the slim fit jean, (4) the straight leg and (5) a men’s skinny jean. The next question is, can you choose just one?